1. Controlling Horn Flies, Lice, Grubs and Ticks on Cattle by Chemical Use Floron C. Faries, Jr., DVM, MS Professor and Extension Program Leader for Veterinary Medicine Texas AgriLife Extension Service Texas A&M System

2. Horn Flies

13. Horn Fly Allergy

14. Cattle Lice

17. Heel Flies – Cattle Grubs

27. Spinose Ear Ticks (Soft Ticks)

28. Body and Ear Ticks (Hard Ticks)

37. Fever Ticks (One Host Ticks) Cattle Horses White-tailed deer, elk, Nilgai, red deer Not sheep, goats, swine, dogs

38. Tick Stages – Eggs, Larvae, Nymphs, Adults

39. Permanent Fever Tick Quarantine Zone 200 yards to 6 miles wide 500 miles along Rio Grande Del Rio to Brownsville 8 counties Val Verde Kinney Maverick Webb Zapata Starr Hildalgo Cameron

40. Temporary Preventive Fever Tick Quarantine Area 2007 Expanded portions of Starr and Zapata counties Small area of Jim Hogg county 2008 Expanded portions of Starr, Zapata, Webb and Maverick counties Small areas of Jim Hogg and Dimmit counties

41. Hand-Treatment Methods Body Spray Back Pour-on Back Dust SQ Injection Oral Bolus Ear Swab Body Dip

45. Hand Pressure Sprayer

46. Shower Pressure Sprayer

47. Back Pour-on

50. Ear Swab

51. Dipping Vat

56. Self-Treatment Methods Ear Tags Back Rubber Dust Bag Supplement Blocks

57. Ear Tags

58. Dust Bags

59. Supplemental Blocks

60. Organophosphates Coumaphos Phosmet Fenthion Chlorvinphos Dichlorvos Chloropyrifos Diazinon Ethion Pirimiphos

61. Pyrethroids Permethrin Fenvalerate Cypermethrin Cyfluthrin Lambdacyhalothrin Zetamethrin Cyhalothrin

62. Chlorinated Hydrocarbons Methoxychor

63. Formamidines  Amitraz

64. Macrolides Ivermectin (Ivomec®) Eprinomectin (Eprinex®) Doramectin (Dectomex®) Moxidectin (Cydectin®)

65. Synergists Piperonyl Butoxide Dicarboxamide MGK 264

66. Insect Growth Regulators Chlorvinphos Diflubenzuron

67. READ AND FOLLOW THE LABEL Precautions to prevent poisoning Follow labeled dose Follow labeled interval Follow labeled minimum age Follow labeled animal species